<%@ page language="java" isErrorPage="true" contentType="text/html; charset=utf-8" pageEncoding="UTF-8" import="java.util.*"%>
<%
String err=(String)request.getAttribute("msg");
response.setStatus(500);
if(err!=null){
	out.write(err);
}
else{
	out.write("系统产生错误");
}
%>
